Bump highlight.js from 9.15.6 to 10.4.1 in /src/web/PViMS.Spa

Bumps [highlight.js](https://github.com/highlightjs/highlight.js) from 9.15.6 to 10.4.1.
- [Release notes](https://github.com/highlightjs/highlight.js/releases)
- [Changelog](https://github.com/highlightjs/highlight.js/blob/master/CHANGES.md)
- [Commits](highlightjs/highlight.js@9.15.6...10.4.1)

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

src/web/PViMS.Spa/package-lock.json

@@ -45,7 +45,7 @@
     "file-saver": "^2.0.2",
     "flag-icon-css": "3.3.0",
     "hammerjs": "2.0.8",
-    "highlight.js": "9.15.6",
+    "highlight.js": "10.4.1",
     "hopscotch": "0.3.1",
     "install": "0.12.2",
     "moment": "2.24.0",